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| 0000045876-17-000087-index.html | 2017-08-03 11:31:06 | |
| 0000045876-17-000087.txt | 2017-08-03 11:31:06 | |
 0000045876-17-000087-xbrl.zip | 233477 | 2017-08-03 11:31:06 |
| FilingSummary.xml | 35708 | 2017-08-03 11:31:06 |
| Financial_Report.xlsx | 78899 | 2017-08-03 11:31:06 |
| hsc-20170630.xml | 2503787 | 2017-08-03 11:31:06 |
| hsc-20170630.xsd | 45539 | 2017-08-03 11:31:06 |
| hsc-20170630_cal.xml | 105381 | 2017-08-03 11:31:06 |
| hsc-20170630_def.xml | 233578 | 2017-08-03 11:31:06 |
| hsc-20170630_lab.xml | 704018 | 2017-08-03 11:31:06 |
| hsc-20170630_pre.xml | 407816 | 2017-08-03 11:31:06 |
| hsc-6302017_10q.htm | 1846633 | 2017-08-03 11:31:06 |
| hsc-ex311_2017q2.htm | 12616 | 2017-08-03 11:31:06 |
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| hsc-ex32_2017q2.htm | 6799 | 2017-08-03 11:31:06 |
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| report.css | 2767 | 2017-08-03 11:31:06 |
| Show.js | 1410 | 2017-08-03 11:31:06 |